<%@ page language="java" contentType="text/html; charset=utf-8"
    pageEncoding="utf-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>登录界面</title>
</head>
<body>
	<form action="LoginServlet_Four" method="post">
       <input name="username" type="text" placeholder="请输入账号"><br>
        <input name="password" type="text" placeholder="请输入密码"><br>
        <input type="submit" value="登录">
    </form>
</body>
</html>